This International Standard specifies the requirements for unplasticized poly(vinyl chloride) (PVC-U) pipes and
fittings for soil and waste discharge (low and high temperature) inside buildings, as well as the system itself. It does
not include buried pipework.
It also specifies the test parameters for the test methods referred to in this International Standard.
This International Standard is applicable to PVC-U pipes and fittings, as well as assemblies of such pipes and
fittings, intended to be used for the following purposes:
a) soil and waste discharge pipework for the conveyance of domestic waste waters (low and high temperature);
b) ventilation pipework associated with a);
c) rainwater pipework inside the building.
This International Standard does not cover requirements for the K-value of the raw material.